CN208074221U - Buffer homing position type check-valves - Google Patents
Buffer homing position type check-valves Download PDFInfo
- Publication number
- CN208074221U CN208074221U CN201820360133.3U CN201820360133U CN208074221U CN 208074221 U CN208074221 U CN 208074221U CN 201820360133 U CN201820360133 U CN 201820360133U CN 208074221 U CN208074221 U CN 208074221U
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- CN
- China
- Prior art keywords
- spool
- valve body
- limited block
- moving spring
- apopore
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000872 buffer Substances 0.000 title description 5
- 230000003139 buffering effect Effects 0.000 claims abstract description 14
- 238000001914 filtration Methods 0.000 claims description 20
- 239000004589 rubber sealant Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005111 flow chemistry technique Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Abstract
The utility model discloses a kind of buffering homing position type check-valves, including valve body, the inside of valve body is valve chamber, and valve body is internally provided with spool and positioning shell, and the axial position for positioning shell is equipped with straight slot, and spool is mounted on the front of straight slot；The side for positioning shell is equipped with the first positioning pipe, it is set with (the first back-moving spring in first positioning pipe, the other side for positioning shell is equipped with the second positioning pipe, it is set with second back-moving spring in second positioning pipe, the outer end of (the first back-moving spring is mounted on the side of spool, and the outer end of second back-moving spring is mounted on the other side of spool；One madial wall position of valve body is equipped with the first limited block, and the medium position of the first limited block is equipped with the first apopore, and another madial wall position of valve body is equipped with the second limited block, and the medium position of the second limited block is equipped with the second apopore.The utility model plays the role of limit to spool, safe, efficient to the manipulation of flow non-return, easy to operate.
Description
Technical field
The utility model is related to a kind of check-valves, more particularly to a kind of buffering homing position type check-valves.
Background technology
Check-valves refers to being flowed and automatic open and close flap by medium itself, for the valve for preventing medium from flowing backwards, also known as
Non-return valve, check valve, reflux valve and counterbalance valve.Check-valves belongs to a kind of automatic valve, and main function is to prevent medium from falling
It flows, prevent pump and drive motor reversion and vessel media from releasing.Check-valves can also be used to rise to pressure therein
On the pipeline for providing supply to the auxiliary system more than system pressure.Check-valves can be divided mainly into swing check valve to be stopped with lift
Return valve.The effect of the such valve of check-valves is only medium to be allowed to be flowed to a direction, and prevent opposite direction flowing.
Usual this valve is automatic work, and under the Fluid pressure effect flowed in one direction, flap is opened；Fluid negative direction stream
When dynamic, valve seat is acted on by the flap that overlaps certainly of Fluid pressure and flap, to cut off flowing.Existing check valve structure is multiple
It is miscellaneous, and there is no buffer gear, poor sealing, flow non-return efficiency is low.
Utility model content
The utility model is mainly the technical problem solved present in the prior art, and a kind of limit is played to spool to provide
The effect of position, it is safe, efficient, easy to operate buffering homing position type check-valves is manipulated to flow non-return.
The above-mentioned technical problem of the utility model is mainly to be addressed by following technical proposals：
The inside of a kind of buffering homing position type check-valves, including valve body, valve body is valve chamber, and one end of valve body is equipped with the first connection
The other end of connector, valve body is equipped with the second jointing, and valve body is internally provided with spool and positioning shell, and the cross section for positioning shell is
Annular shape, the axial position for positioning shell are equipped with straight slot, and spool is mounted on the front of straight slot；The front position of spool is equipped with rubber
Sealant, rubber sealant seal up straight slot；The side for positioning shell is equipped with the first positioning pipe, and first is set in the first positioning pipe
Resetting spring, the other side for positioning shell are equipped with the second positioning pipe, second back-moving spring are set in the second positioning pipe, and first resets
The outer end of spring is mounted on the side of spool, and the outer end of second back-moving spring is mounted on the other side of spool；One inside of valve body
Wall position is equipped with the first limited block, and the medium position of the first limited block is equipped with the first apopore, another madial wall position of valve body
Equipped with the second limited block, the medium position of the second limited block is equipped with the second apopore.
Further, the diameter of the spool is more than the diameter of straight slot, and the upper end end set of spool is in the first apopore
Lower edge front, the lower end of spool is arranged in the front of the lower edge of the second apopore；Spool setting is in the first limit
Front between position block and the second limited block.
Further, the valve body is internally provided with filter housing, and filter housing is internally provided with the first filter screen and the second mistake
Strainer, the first filter screen and the second filter screen are in parallel arrangement.
Further, the first cramp, the first cramp peace are equipped between first filter screen and one end of the second filter screen
Mounted in an inner wall of valve body, the second cramp, the installation of the second cramp are equipped between the first filter screen and the other end of the second filter screen
In another inner wall of valve body.
Further, the inner end of first positioning pipe is equipped with the first arresting lever, and the first arresting lever is plugged on the first reset
The inner end side locations of spring.
Further, the inner end of second positioning pipe is equipped with the second arresting lever, and the second arresting lever is plugged on the second reset
The inner end side locations of spring.
Further, the first filtering screen, the first mistake are equipped between the outer end and the inner wall of valve body of first limited block
Screen cover is arranged in the outside of the first apopore.
Further, the second filtering screen, the second mistake are equipped between the outer end and the inner wall of valve body of second limited block
Screen cover is arranged in the outside of the second apopore.
Using the buffering homing position type check-valves of above-mentioned technical proposal, which can be mounted on aqueduct by operator
On, the check-valves is mounted on aqueduct by the first jointing and the second jointing, the flow in aqueduct
The first jointing is flowed into, straight slot is flowed through, then flows to the second jointing, the water impact spool in straight slot makes spool and determines
The front separation of position shell, to realize that check-valves is opened, (the first back-moving spring is elongated with second back-moving spring, passes through the first limit
Block and the second limited block play the role of limit to spool, prevent spool from directly washing away, at the same be also prevented from (the first back-moving spring with
Second back-moving spring is broken, and the first limited block and the second limited block play the role of security protection；Pass through the first apopore and
Two apopores can facilitate the water outlet of flow；When the flow adverse current in aqueduct, flow directly impacts the back side of spool, valve
Core seals up straight slot by rubber sealant, to block flow, plays the role of flow non-return, easy to operate.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram that the utility model buffers homing position type check-valves.
Specific implementation mode
The preferred embodiment of the utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear to be made to the scope of protection of the utility model
Define.
As shown in Figure 1, a kind of buffering homing position type check-valves, including valve body 11, the inside of valve body 11 is valve chamber, valve body 11
One end is equipped with the first jointing 12, and the other end of valve body 11 is equipped with the second jointing 13, and valve body 11 is internally provided with spool
14 with positioning shell 33, and the cross section for positioning shell 33 is annular shape, and the axial position of positioning shell 33 is equipped with straight slot 34, and spool 14 is pacified
Mounted in the front of straight slot 34；The front position of spool 14 is equipped with rubber sealant 15, and rubber sealant 15 seals up straight slot 34；It is fixed
The side of position shell 33 is equipped with the first positioning pipe 16, and (the first back-moving spring 17 is set in the first positioning pipe 16, positions the another of shell 33
Side is equipped with the second positioning pipe 19, and second back-moving spring 20, the outer end of (the first back-moving spring 17 are set in the second positioning pipe 19
Mounted on the side of spool 14, the outer end of second back-moving spring 20 is mounted on the other side of spool 14；One madial wall of valve body 11
Position is equipped with the first limited block 22, and the medium position of the first limited block 22 is equipped with the first apopore 23, another inside of valve body 11
Wall position is equipped with the second limited block 25, and the medium position of the second limited block 25 is equipped with the second apopore 26；The diameter of spool 14 is big
In the diameter of straight slot 34, the upper end end set of spool 14 is in the front of the lower edge of the first apopore 23, the lower end of spool 14
End set is in the front of the lower edge of the second apopore 26；Spool 14 is arranged in the first limited block 22 and the second limited block 25
Between front；Valve body 11 is internally provided with filter housing 28, and filter housing 28 is internally provided with the filtering of the first filter screen 29 and second
Net 30, the first filter screen 29 and the second filter screen 30 are in parallel arrangement；One end of first filter screen 29 and the second filter screen 30 it
Between be equipped with the first cramp 31, the first cramp 31 is mounted on an inner wall of valve body 11, the first filter screen 29 and the second filter screen 30
The second cramp 32 is equipped between the other end, the second cramp 32 is mounted on another inner wall of valve body 11；The inner end of first positioning pipe 16
Equipped with the first arresting lever 18, the first arresting lever 18 is plugged on the inner end side locations of (the first back-moving spring 17；Second positioning pipe 19
Inner end be equipped with the second arresting lever 21, the second arresting lever 21 is plugged on the inner end side locations of second back-moving spring 20；First limit
The first filtering screen 24 is equipped between the outer end and the inner wall of valve body 11 of position block 22, the setting of the first filtering screen 24 is in the first water outlet
The outside in hole 23；The second filtering screen 27, the second filtering are equipped between the outer end and the inner wall of valve body 11 of second limited block 25
Guard 27 is arranged in the outside of the second apopore 26.
The utility model buffers homing position type check-valves, which can be mounted on aqueduct, pass through by operator
The check-valves is mounted on aqueduct by the first jointing 12 and the second jointing 13, and the flow in aqueduct flows into
First jointing 12, flows through straight slot 34, then flows to the second jointing 13, and the water impact spool 14 in straight slot 34 makes valve
Core 14 is detached with the front of positioning shell 33, and to realize that check-valves is opened, (the first back-moving spring 17 is drawn with second back-moving spring 20
It is long, limit is played the role of to spool 14 by the first limited block 22 and the second limited block 25, prevents spool 14 from directly washing away, together
When be also prevented from (the first back-moving spring 17 and broken with second back-moving spring 20, the first limited block 22 and the second limited block 25 play safety
The effect of protection；The water outlet of flow can be facilitated by the first apopore 23 and the second apopore 26；When the water in aqueduct
When flowing adverse current, flow directly impacts the back side of spool 14, and spool 14 seals up straight slot 34 by rubber sealant 15, to block
Flow, plays the role of flow non-return, easy to operate.
Wherein, the diameter of spool 14 is more than the diameter of straight slot 34, and the upper end end set of spool 14 is in the first apopore 23
Lower edge front, the lower end of spool 14 is arranged in the front of the lower edge of the second apopore 26；The setting of spool 14 exists
Front between first limited block 22 and the second limited block 25；So accuracy is high, spool 14 can accurately seal up straight slot
34, meanwhile, spool 14 may also be ensured that the unimpeded of the second apopore 26 and the first apopore 23 in open state.
Wherein, valve body 11 is internally provided with filter housing 28, and filter housing 28 is internally provided with the first filter screen 29 and the second mistake
Strainer 30, the first filter screen 29 and the second filter screen 30 are in parallel arrangement；One end of first filter screen 29 and the second filter screen 30
Between be equipped with the first cramp 31, the first cramp 31 is mounted on an inner wall of valve body 11, the first filter screen 29 and the second filter screen 30
The other end between be equipped with the second cramp 32, the second cramp 32 be mounted on valve body 11 another inner wall；So passing through the first filtering
Net 29 and the second filter screen 30 can be filtered flow processing.
Wherein, the inner end of the first positioning pipe 16 is equipped with the first arresting lever 18, and the first arresting lever 18 is plugged on the first reset bullet
The inner end side locations of spring 17；The inner end of second positioning pipe 19 is equipped with the second arresting lever 21, and the second arresting lever 21 is plugged on second
The inner end side locations of resetting spring 20；So jail can be carried out to the inner end of (the first back-moving spring 17 and second back-moving spring 20
Solid lock connects.
Wherein, the first filtering screen 24, the first filtering are equipped between the outer end and the inner wall of valve body 11 of the first limited block 22
Guard 24 is arranged in the outside of the first apopore 23；The is equipped between the outer end and the inner wall of valve body 11 of second limited block 25
Two filtering screens 27, the second filtering screen 27 are arranged in the outside of the second apopore 26；So passing through the first filtering screen 24
Processing can be filtered to flow with the second filtering screen 27.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any change or replacement expected without creative work should be covered within the scope of the utility model.
Therefore, the scope of protection of the utility model should be determined by the scope of protection defined in the claims.
Claims (8)
1. a kind of buffering homing position type check-valves, including valve body (11), it is characterised in that：The inside of valve body (11) is valve chamber, valve body
(11) one end is equipped with the first jointing (12), and the other end of valve body (11) is equipped with the second jointing (13), valve body (11)
Be internally provided with spool (14) with positioning shell (33), positioning shell (33) cross section be annular shape, positioning shell (33) axial direction
Position is equipped with straight slot (34), and spool (14) is mounted on the front of straight slot (34)；The front position of spool (14) is equipped with rubber seal
Layer (15), rubber sealant (15) seal up straight slot (34)；The side for positioning shell (33) is equipped with the first positioning pipe (16), and first is fixed
(the first back-moving spring (17) is set in position pipe (16), the other side of positioning shell (33) is equipped with the second positioning pipe (19), and second is fixed
Second back-moving spring (20) is set in position pipe (19), the outer end of (the first back-moving spring (17) is mounted on the side of spool (14),
The outer end of second back-moving spring (20) is mounted on the other side of spool (14)；One madial wall position of valve body (11) is equipped with the first limit
The medium position of position block (22), the first limited block (22) is equipped with the first apopore (23), another madial wall position of valve body (11)
Equipped with the second limited block (25), the medium position of the second limited block (25) is equipped with the second apopore (26).
2. buffering homing position type check-valves according to claim 1, it is characterised in that：The diameter of spool (14) is more than straight slot
(34) diameter, the upper end end set of spool (14) is under the front of the lower edge of the first apopore (23), spool (14)
Hold end set in the front of the lower edge of the second apopore (26)；Spool (14) setting is in the first limited block (22) and the second limit
Front between position block (25).
3. buffering homing position type check-valves according to claim 1, it is characterised in that：Valve body (11) is internally provided with filter housing
(28), filter housing (28) is internally provided with the first filter screen (29) and the second filter screen (30), the first filter screen (29) and second
Filter screen (30) is in parallel arrangement.
4. buffering homing position type check-valves according to claim 3, it is characterised in that：First filter screen (29) and the second filtering
The first cramp (31) is equipped between one end of net (30), the first cramp (31) is mounted on an inner wall of valve body (11), the first filtering
The second cramp (32) is equipped between net (29) and the other end of the second filter screen (30), the second cramp (32) is mounted on valve body (11)
Another inner wall.
5. buffering homing position type check-valves according to claim 1, it is characterised in that：The inner end of first positioning pipe (16) is equipped with
First arresting lever (18), the first arresting lever (18) are plugged on the inner end side locations of (the first back-moving spring (17).
6. buffering homing position type check-valves according to claim 1, it is characterised in that：The inner end of second positioning pipe (19) is equipped with
Second arresting lever (21), the second arresting lever (21) are plugged on the inner end side locations of second back-moving spring (20).
7. buffering homing position type check-valves according to claim 1, it is characterised in that：The outer end of first limited block (22) and valve
The first filtering screen (24) is equipped between the inner wall of body (11), the first filtering screen (24) is arranged in the outer of the first apopore (23)
Around.
8. buffering homing position type check-valves according to claim 1, it is characterised in that：The outer end of second limited block (25) and valve
The second filtering screen (27) is equipped between the inner wall of body (11), the second filtering screen (27) is arranged in the outer of the second apopore (26)
Around.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820360133.3U CN208074221U (en) | 2018-03-17 | 2018-03-17 | Buffer homing position type check-valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820360133.3U CN208074221U (en) | 2018-03-17 | 2018-03-17 | Buffer homing position type check-valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208074221U true CN208074221U (en) | 2018-11-09 |
Family
ID=64047153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820360133.3U Active CN208074221U (en) | 2018-03-17 | 2018-03-17 | Buffer homing position type check-valves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208074221U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110762267A (en) * | 2019-11-18 | 2020-02-07 | 晟福（天津）流体自动控制设备有限公司 | Valve with dreg filtering function |
-
2018
- 2018-03-17 CN CN201820360133.3U patent/CN208074221U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110762267A (en) * | 2019-11-18 | 2020-02-07 | 晟福（天津）流体自动控制设备有限公司 | Valve with dreg filtering function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240123 Address after: Ou Bei Zhen Jiao Xia Cun, Yongjia County, Wenzhou City, Zhejiang Province 325000 Patentee after: Zhejiang Xiangyu Valve Co.,Ltd. Guo jiahuodiqu after: Zhong Guo Address before: 325000 Dongou Industrial Zone, Oubei Town, Yongjia, Wenzhou, Zhejiang Patentee before: ANNENG VALVE Co.,Ltd. Guo jiahuodiqu before: Zhong Guo |